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Fig. 13.
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Comparison between the oscillation periods of Rossby modes PRo and the diffusive timescale, τdiff, for two representative values of turbulent diffusivities of ν = 1012 and 1013 cm2 s−1. The horizontal black dashed line represents the length of the SDO/HMI observational record of Tobs ≈ 12 years.
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